Bump Python version to 3.9 - 3.11

.github/workflows/docker-bench-security.yml

@@ -16,10 +16,10 @@ jobs:
 
     steps:
     - uses: actions/checkout@v3
-    - name: Set up Python 3.8
+    - name: Set up Python 3
       uses: actions/setup-python@v3
       with:
-        python-version: "3.8"
+        python-version: "3.9"
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip

.github/workflows/double_ws_export.yml

@@ -23,10 +23,10 @@ jobs:
 
     steps:
     - uses: actions/checkout@v3
-    - name: Set up Python 3.8
+    - name: Set up Python 3
       uses: actions/setup-python@v3
       with:
-        python-version: "3.8"
+        python-version: "3.9"
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip

.github/workflows/experimental_workflow_tests.yml

@@ -25,7 +25,7 @@ jobs:
     - name: Set up Python 3
       uses: actions/setup-python@v3
       with:
-        python-version: "3.10"
+        python-version: "3.9"
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip

.github/workflows/hadolint.yml

@@ -19,10 +19,10 @@ jobs:
 
     steps:
     - uses: actions/checkout@v3
-    - name: Set up Python 3.8
+    - name: Set up Python 3
       uses: actions/setup-python@v3
       with:
-        python-version: "3.8"
+        python-version: "3.9"
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip

.github/workflows/lint.yml

@@ -19,10 +19,10 @@ jobs:
 
     steps:
     - uses: actions/checkout@v3
-    - name: Set up Python 3.8
+    - name: Set up Python 3
       uses: actions/setup-python@v3
       with:
-        python-version: "3.8"
+        python-version: "3.9"
     - name: Install linters
       run: |
         python -m pip install --upgrade pip

.github/workflows/pki.yml

@@ -23,10 +23,10 @@ jobs:
 
     steps:
     - uses: actions/checkout@v3
-    - name: Set up Python 3.8
+    - name: Set up Python 3
       uses: actions/setup-python@v3
       with:
-        python-version: "3.8"
+        python-version: "3.9"
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip
@@ -40,10 +40,10 @@ jobs:
 
     steps:
     - uses: actions/checkout@v3
-    - name: Set up Python 3.8
+    - name: Set up Python 3
       uses: actions/setup-python@v3
       with:
-        python-version: "3.8"
+        python-version: "3.9"
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip

.github/workflows/pytest_coverage.yml

@@ -24,10 +24,10 @@ jobs:
 
     steps:
     - uses: actions/checkout@v3
-    - name: Set up Python 3.8
+    - name: Set up Python 3
       uses: actions/setup-python@v3
       with:
-        python-version: "3.8"
+        python-version: "3.9"
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip

.github/workflows/straggler-handling.yml

@@ -26,10 +26,10 @@ jobs:
 
     steps:
     - uses: actions/checkout@v3
-    - name: Set up Python 3.8
+    - name: Set up Python 3
       uses: actions/setup-python@v3
       with:
-        python-version: "3.8"
+        python-version: "3.9"
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip

.github/workflows/task_runner_e2e.yml

@@ -39,7 +39,7 @@ jobs:
         # There are open issues for some of the models, so excluding them for now:
         # model_name: [ "torch_cnn_mnist", "keras_cnn_mnist", "torch_cnn_histology" ]
         model_name: ["torch_cnn_mnist", "keras_cnn_mnist"]
-        python_version: ["3.8", "3.9", "3.10"]
+        python_version: ["3.9", "3.10", "3.11"]
       fail-fast: false # do not immediately fail if one of the combinations fail
 
     env:

.github/workflows/taskrunner.yml

@@ -21,7 +21,7 @@ jobs:
     strategy:
       matrix:
        os: ['ubuntu-latest', 'windows-latest']
-       python-version: ['3.8','3.9','3.10','3.11']
+       python-version: ["3.9", "3.10", "3.11"]
     runs-on: ${{ matrix.os }}
     timeout-minutes: 15
 

.github/workflows/taskrunner_eden_pipeline.yml

@@ -22,10 +22,10 @@ jobs:
 
     steps:
     - uses: actions/checkout@v3
-    - name: Set up Python 3.8
+    - name: Set up Python 3
       uses: actions/setup-python@v3
       with:
-        python-version: "3.8"
+        python-version: "3.9"
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip

.github/workflows/tr_docker_gramine_direct.yml

@@ -17,10 +17,10 @@ jobs:
 
     steps:
     - uses: actions/checkout@v3
-    - name: Set up Python 3.8
+    - name: Set up Python 3
       uses: actions/setup-python@v3
       with:
-        python-version: "3.8"
+        python-version: "3.9"
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip

.github/workflows/tr_docker_native.yml

@@ -17,10 +17,10 @@ jobs:
 
     steps:
     - uses: actions/checkout@v3
-    - name: Set up Python 3.8
+    - name: Set up Python 3
       uses: actions/setup-python@v3
       with:
-        python-version: "3.8"
+        python-version: "3.9"
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip

.github/workflows/ubuntu.yml

@@ -18,10 +18,10 @@ jobs:
 
     steps:
     - uses: actions/checkout@v3
-    - name: Set up Python 3.8
+    - name: Set up Python 3
       uses: actions/setup-python@v3
       with:
-        python-version: "3.8"
+        python-version: "3.9"
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip
@@ -40,10 +40,10 @@ jobs:
 
     steps:
       - uses: actions/checkout@v3
-      - name: Set up Python 3.8
+      - name: Set up Python 3
         uses: actions/setup-python@v3
         with:
-          python-version: "3.8"
+          python-version: "3.9"
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip

.github/workflows/windows.yml

@@ -17,10 +17,10 @@ jobs:
     timeout-minutes: 15
     steps:
     - uses: actions/checkout@v3
-    - name: Set up Python 3.8
+    - name: Set up Python 3
       uses: actions/setup-python@v3
       with:
-        python-version: "3.8"
+        python-version: "3.9"
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip
@@ -38,10 +38,10 @@ jobs:
     timeout-minutes: 15
     steps:
       - uses: actions/checkout@v3
-      - name: Set up Python 3.8
+      - name: Set up Python 3
         uses: actions/setup-python@v3
         with:
-          python-version: "3.8"
+          python-version: "3.9"
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip

Jenkinsfile

@@ -81,7 +81,7 @@ pipeline {
                         SNYK_ALLOW_LONG_PROJECT_NAME = true
                         SNYK_USE_MULTI_PROC = true
                         SNYK_DEBUG = true
-                        SNYK_PYTHON_VERSION = '3.8'
+                        SNYK_PYTHON_VERSION = '3.9'
 
                         BANDIT_SOURCE_PATH = 'openfl/ openfl-workspace/ openfl-tutorials/'
                         BANDIT_SEVERITY_LEVEL = 'high'
@@ -114,7 +114,7 @@ pipeline {
                 stage('Build Package') {
                     agent {
                         docker {
-                            image 'python:3.8'
+                            image 'python:3.9'
                         }
                     }
                     steps {

README.md

@@ -2,7 +2,8 @@
   <img src="https://github.com/securefederatedai/artwork/blob/main/PNG/OpenFL%20Logo%20-%20color.png?raw=true">
 </div>
 
-[![PyPI - Python Version](https://img.shields.io/badge/python-3.7%20%7C%203.8%20%7C%203.9%20%7C%203.10-blue)](https://pypi.org/project/openfl/)
+
+[![PyPI - Python Version](https://img.shields.io/badge/python-3.9%20%7C%203.10%20%7C%203.11-blue)](https://pypi.org/project/openfl/)
 [![Ubuntu CI status](https://github.com/securefederatedai/openfl/actions/workflows/ubuntu.yml/badge.svg)](https://github.com/securefederatedai/openfl/actions/workflows/ubuntu.yml)
 [![Windows CI status](https://github.com/securefederatedai/openfl/actions/workflows/windows.yml/badge.svg)](https://github.com/securefederatedai/openfl/actions/workflows/windows.yml)
 [![Documentation Status](https://readthedocs.org/projects/openfl/badge/?version=latest)](https://openfl.readthedocs.io/en/latest/?badge=latest)

docs/about/features_index/taskrunner.rst

@@ -147,7 +147,7 @@ Bare Metal Approach
 STEP 1: Create a Workspace
 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
-1.	Start a Python 3.8 (>=3.6, <3.11) virtual environment and confirm |productName| is available.
+1.	Start a Python 3.9 (>=3.9, <3.12) virtual environment and confirm |productName| is available.
 
 	.. code-block:: console
 

docs/developer_guide/running_the_federation.notebook.rst

@@ -17,7 +17,7 @@ You will start a Jupyter\* \  lab server and receive a URL you can use to access
 Start the Tutorials
 ===================
 
-1. Start a Python\* \  3.8 (>=3.6, <3.9) virtual environment and confirm |productName| is available.
+1. Start a Python\* \  3.9 (>=3.9, <3.12) virtual environment and confirm |productName| is available.
 
     .. code-block:: python
 

docs/developer_guide/running_the_federation_with_gandlf.rst

@@ -114,7 +114,7 @@ However, continue with the following procedure for details in creating a federat
 STEP 1: Install GaNDLF prerequisites and Create a Workspace
 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
-1.	Start a Python 3.8 (>=3.7, <3.11) virtual environment and confirm |productName| is available.
+1.	Start a Python 3.9 (>=3.9, <3.12) virtual environment and confirm |productName| is available.
 
 	.. code-block:: python
 

docs/get_started/installation.rst

@@ -19,7 +19,7 @@ Install the Package
 Follow this procedure to prepare the environment and install the |productName| package.
 Perform this procedure on every node in the federation.
 
-1. Install a Python 3.8 (>=3.6, <3.9) virtual environment using venv.
+1. Install a Python 3.9 (>=3.9, <3.12) virtual environment using venv.
 
  See the `Venv installation guide <https://docs.python.org/3/library/venv.html>`_ for details.
 

openfl-tutorials/experimental/workflow/workflow_interface_requirements.txt

@@ -1,11 +1,10 @@
-astor==0.8.1
 chardet
 charset-normalizer
 dill==0.3.6
 matplotlib>=2.0.0
 metaflow==2.7.15
 nbdev==2.3.12
-nbformat
+nbformat==5.10.4
 ray==2.9.2
 torch
 torchvision

openfl-workspace/keras_cnn_mnist/requirements.txt

@@ -1 +1,2 @@
+numpy==1.23.5
 tensorflow==2.13

openfl/experimental/workflow/workspace_export/export.py

@@ -13,7 +13,6 @@
 from pathlib import Path
 from shutil import copytree
 
-import astor
 import nbformat
 import yaml
 from nbdev.export import nb_export
@@ -194,13 +193,13 @@ def __extract_class_initializing_args(self, class_name):  # noqa: C901
                                 # Use the variable name as the argument value
                                 instantiation_args["args"][arg.id] = arg.id
                             elif isinstance(arg, ast.Constant):
-                                instantiation_args["args"][arg.s] = astor.to_source(arg)
+                                instantiation_args["args"][arg.s] = ast.unparse(arg)
                             else:
-                                instantiation_args["args"][arg.arg] = astor.to_source(arg).strip()
+                                instantiation_args["args"][arg.arg] = ast.unparse(arg).strip()
 
                         for kwarg in node.keywords:
                             # Iterate through keyword arguments
-                            value = astor.to_source(kwarg.value).strip()
+                            value = ast.unparse(kwarg.value).strip()
 
                             # If paranthese or brackets around the value is
                             # found and it's not tuple or list remove

setup.py

@@ -95,7 +95,7 @@ def run(self):
         'protobuf>=4.22,<6.0.0',
         'grpcio>=1.56.2,<1.66.0',
     ],
-    python_requires='>=3.8, <3.12',
+    python_requires='>=3.9, <3.12',
     project_urls={
         'Bug Tracker': 'https://github.com/securefederatedai/openfl/issues',
         'Documentation': 'https://openfl.readthedocs.io/en/stable/',
@@ -109,7 +109,6 @@ def run(self):
         'Topic :: System :: Distributed Computing',
         'License :: OSI Approved :: Apache Software License',
         'Programming Language :: Python :: 3',
-        'Programming Language :: Python :: 3.8',
         'Programming Language :: Python :: 3.9',
         'Programming Language :: Python :: 3.10',
         'Programming Language :: Python :: 3.11',

tests/github/pki_wrong_cn.py

@@ -1,4 +1,4 @@
-# Copyright (C) 2020-2023 Intel Corporation
+# Copyright (C) 2020-2024 Intel Corporation
 # SPDX-License-Identifier: Apache-2.0
 import grpc
 import subprocess
@@ -75,7 +75,7 @@ def start_aggregator():
     subprocess.check_call([
         'fx', 'workspace', 'create',
         '--prefix', prefix,
-        '--template', 'keras_cnn_mnist'
+        '--template', 'torch_cnn_mnist'
     ])
     os.chdir(prefix)
     fqdn = getfqdn_env()